Pedestal base structure



()ct, 21, 1941. W. BARGEN 260,241

PBDBSTAL BASB SRUcTURE Pafented ocf. 21, 1941 UNITED STATES PATENT oFFICE 2,260,21 EDESTAL BASE STBooToBE vvillfoln .T. lorgen, vvaukogan, I11. originl a Hction Apri 37, 1937, setial No.

his oppliootion JanHory 0laiIns.

his invention TelateS to aJ pedestal base stT11o ture and is a division of Iny applications 1ed fpTi1 27, 1937, Which eventuated into IJetteTs Patent 2,150,9o3 and 2,165,125.

f pedeSta1 baSe stfuotufe, if1 accofdance vvith the invention prefefably iS fof tlse in Schoo1 and lect11Te fooInS fof suppofting a chaiI' of a cflaif and desk aS is diSclosecl i1 1Tly applicationS afoTe Said, bnt ft iS to be undefStood that it Inay be employed in any connection foI' Whioh it nloy be found app1ioab1e T he invention haS fof its object to provide, in a Inanne1, aS heTeinaffer Set foTth, a StructuTe of the claSS Tefeffed to So construoted to stay p1ft on o floor, whether anohored on of' non anchofed to the fioo1, capable of beif1g vefticany adiuSted to afford ITlaxin1u111 aTnount of ooTnfoft With feSpect to the disposition of the uSef,s arIns, feet and legS, and balancing the snpefstructuTe i. e,, ohaif of ohaif and deSk vhich it iS Snpporting.

f fufthef object of the invention is to pfo vide, in a nlanner as hereinafter set fOTth, a structure of the choir Teferfed to coInpfising a sfationaTy Sectiox1 and vertically adiustable section, Said stationaTy section including a base merging into a holloW StandaTd s1ightly off centeI' v ith TeSpect to the base, said adiustable Section inoluding a head for connection to the seat of a chai1' and a poSt diSpoSed in telescopic e1ation vvith Tespect to the Standord, and With said stTuctufe ino111ding fneans inteTengaging With the post and Standard fof locking the adiustable Section in its adiusted poSftion.

I1fthef obieotS of the invention afe to pfo vide, in a manner as hereinafter set forth, 9L StTuct11Te of the class refefred to vVhich iS oon1- paTatively SiInple in ifS oonstruotion and aTfange Inenf, Strong, durable, con1poct, conveniently ad juste(f when deSired, thoroughly eoient foT the purpoSe iIltended thereby, feadily aSSeTn bled and con1paratively inexpenSive ton1nu fac1e.

To the above endS essentiaJ11y and to otheTs Which Inay herei nofter appear the invention oonsiSts of the nove1 ooIlStTuotion,. coInbiflation and affangeInent of parts as vvi11 be fnore Spe cica11y feferfed 'to and as illuStrated iT1 the aoooInpanying dTadng WheTein iS Shown on en1- bodhnent of the invention, but it is to be undeT Stood that ohanges,`variations ond Tnodifications Tnay be TeSofted to which fo11 within the Scope of the invention as olaiIned.

In the dfaWing:

g1te 1 is e sfde e1eation of the pedeSto1 baSe StTuctufe ShoWing, by Way of exaInple the a.daptation thefeof vith fespect to a oflaiT,

gure 2 is a ffagfnentary view in vertioa1 Section of Said str11ctllfe, l

guTe 3 is a Seotion on 1ine 33, gure 2,

igure iS a Section on 1ine l4, ,ig111'e 2 ,igure 5 is a front elevation of the latching fnenbef for the vertioally *adiustable seotion of the StfLfct11Te,

guTe 6 iS an invefted plan of the podeStaI base stTucture, and 4 gufe is aJ Section on 1ine TT, igure vvith refeTence to the (i a7,i-Ig, l generally indicateS a chai fofIned of aJ seat 2 and -o back 3.

The pedeSta1 bSe SffI1ctI1fe is indicated gofiefally at 4 and it inc111deS aJ 1ovvo StatioIfa y Section 5, an uppef veTticaly odiustable seotion s, a latching `Inen1ber T and p of Super posed olamping Screws B, 9. r b

T1e stationaTy Section 5 includes on open too hof1oW baSe In and a tnbu1af Standafdf l open at eaoh end. and oofnInllnioating at itS 1ovvef end With base The standard iS dispoSed 1ightly off center vvith feSpect to and iS integra1 atits1oweT end v ith base m. The Stand ard ll cent11y of tfle top of its feaf Side iS foTfned With al veftida11y diSpoSed ouout l2 fof aJ purpoSe to be fefeffed to.

The baSe Iu iS of ffuSto-pyfan idal oontour and is foffned. vVith ooncave Sides l3, a conoave ffont oonoave fea1' I5, ooncave Side edges IE, 9 concave Tear edge lT, a concave ffont edge l8, Tounded loWe1' ffont botton1 cofners l9,founded fovef Teaf bottom oorneTs 2 oS iS Showf1 by guTe 6 and at pefipheral facets 2 of tho points of Inergence of the Side f3 th said fTont 5 and Tear 5 as is hovvn b PiguTes 3 and The fTont of baSe m of fts botton1 iS of lesS vvidth tflan the Tea1 of the baSe of its bottoIn as iS Shovvn by gufe 6. r

The StandaTd is of polygona1 contouf in cfoSS Section and has itS oofneTS 22 iflolined and flaf foTIning upStanding continuations of the facets 2 of the baSe l.

''he veTfioally adjuStab1e upper Section 6 iI1- c1udeS 9 s1otted tubulaT ost 23 foT telesco ic extenSion into the standafd ll. fhe ofoSS seo tiona1 contouT of poSt 23 ooffeSpond5 to thaf of standa d 24 Which is integra1 With the upper end of the The head 2 is to be anchofed to the loWef faoe of the Seat 2 of the chair l and is So shovvT1. 'The Tear Wa11 25, centrally thefeofof post 23 is S1itted. fTom end to end as of 2G. The

The Seotion s also inclndes a hed pofted, Said post in cfoss section corfeSponding to the cross seotional contouT of Said Standafd and being feleScopfcally affanged in said. Stand ard, Said poSt having a feaf vva11, Said vva11 be ing Slitted fTon end to end and having its innef face fofn1ed vvith toothed Tacks bofdeTing the edges of Said S1it, latching IneInber arTanged Within said post and having itS feaf face foTnled vvith spaced Sets of teeth fof Selective engage Inent with aligned poftionS of said. rackS for suppofting Said uppef Section in adjusted poSition, Said IneInbef having a part thereof betvveen said Sets of teeth extending into Said slit, said fnen1ber and Standard having thei' uppef ends fofIned v7ith coacting inhefent engaging p0T tions fo1* afreSting the turning of the poSt fe1a tive to the Standafd, and adjuStable IneanS oaf fied by the Standard at the Teaf thefeof and engaging in Said poft fof claTnping the fear cofnefS of the post and Standafd togethef and safd nIeInbef againSt Said facks.

In a pedestal base structure, a teleScopic uppeT vertfcally adjustable Section conSisting of 9 tubular poSt n1eTging of itS uppeT end into a head fof connection to the object Which iS to be Suppofted fron1 the StrIlctufe, Said poSt being of polygona1 contouf in croSS Section and having a Tear vvad11, a ffont vva11, a pair of Side vValls, in clined forvvard flat cofners connecting the front vva11 t() Said side vva11s, inclined Tear flat cofnerS connecting the fear Wan to said sido wa11S, Said fear Wan being Slitted, from end to end and having itS inner face fofIned v5ith toothed Tacks bordering the edges of Said. s1it.

5. In aJ pedestal baSe Stfotufe, a paif of tobo- 1a' efen1entS, one being teleScopically affanged Within t11e otheT, Said elefnent being of 1i1e fofIn and of polygona1 contouf in ofoSS Section, each of Said elenlentS inclllding a fear wa11 and 9 pair of inc1ined fear cofffefs, the fear vva11 of the inne1' element being S1itted lengthWiSe fToIn end to oIld. thereof and hoving its inner face foTIned with toothed Tacks bof(fefing the edges of the slit, Saio onter element having tho upper end of ftS feaf wan fofIned With a notch, o latching IneInbef aTrangod in said innef eleInent and having a latefa1 extenSion s11pported in Said T1otch, Said n1en1bef being fofn1ed on itS feaf face With Spaced Sets of teoth se1ectively en gaging vrith aligned poftions of said. Tacks foT Suppofting tho inner eleInent in adjuSted posi tion, Said IneInbef being forn1ed betvveen said ietS of teeth vvith a paft extended into Said s1it, and nleans oafTied by the rear Wa11 of the outef element and engaging With said. paftS fof bind ing the Sets of teet11 againSt SaJid Tok and fof claInping the feaf' oofners of Said e1en1ents to gether.

vLAM J. BABGBN. 

